<template>
  <div class="PostList">
    <div v-if="isloading">
      <img src="../assets/loading.gif" alt="">
    </div>
    <div class="posts" v-else>
      <ul>
        <div class="toobar">
          <li>
            <span>全部</span>
            <span>分享</span>
            <span>精华</span>
            <span>问答</span>
            <span>招聘</span>
          </li>
        </div>

        <li v-for="post in posts">
          <!--头像-->
          <img :src="post.author.avatar_url" alt="">
          <!--浏览次数-->
          <span class="allcount">
            <span class="reply_count">{{post.reply_count}}</span>/{{post.visit_count}}
          </span>
          <!--帖子状态-->
          <span
              :class="[{put_good:(post.good === true),put_top:(post.top === true),topiclist_tab:(post.good !== true && post.top !== true)}]">
            {{post | tabFormatter}}
          </span>
          <!--帖子标题-->
          <router-link :to="{
              name:'post_content',
              params:{
              id:post.id
             }
            }">
            <span>{{post.title}}</span>
          </router-link>

          <!--最后留言时间-->
          <span class="last_reply">{{post.last_reply_at | formatDate}}</span>
        </li>
        <li>
          <!--分页-->
          <pagination @handleList="renderList"></pagination>
        </li>
      </ul>
    </div>
  </div>
</template>

<script>
  import pagination from './Pagination'

  export default {
    name: "PostList",
    data() {
      return {
        isloading: false,
        posts: [],
        postpage: 1
      }
    },
    components: {
      pagination
    },
    methods: {
      renderList(value) {
        alert(value)
        this.postpage = value;
        this.getData();
        console.log(this.postpage);
      },
      getData() {
        this.$http.get('https://cnodejs.org/api/v1/topics', {
          params: {
            page: this.postpage,
            limit: 20
          }
        }).then(res => {
          this.isloading = false
          this.posts = res.data.data
          console.log('成功')
        }).catch(err => {
          console.log(返回失败);
        })
      },
    },

    beforeMount() {
      this.isloading = true
      this.getData()
    },

  }
</script>

<style lang="scss" scoped>
  .PostList {
    background-color: #e1e1e1;
  }

  .posts {
    margin-top: 10px;
  }

  .PostList img {
    height: 30px;
    width: 30px;
    vertical-align: middle;
  }

  ul {
    list-style: none;
    width: 100%;
    max-width: 1368px;
    margin: 0 auto;
  }

  ul li:not(:first-child) {
    padding: 9px;
    font-size: 15px;
    font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", Tahoma, "Hiragino Sans GB", STHeiti, sans-serif !important;
    font-weight: 400;
    background-color: white;
    color: #333;
    border-top: 1px solid #f0f0f0;
  }

  li:not(:first-child):hover {
    background: #f5f5f5;;
  }

  li:last-child:hover {
    background: white;
  }

  li span {
    line-height: 30px;
  }

  .allcount {
    width: 70px;
    display: inline-block;
    text-align: center;
    font-size: 12px;
  }

  .reply_count {
    color: #9e78c0;
    font-size: 14px;
  }

  .put_good, .put_top {
    background: #80bd01;
    padding: 2px 4px;
    border-radius: 3px;
    -webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    -o-border-radius: 3px;
    color: #fff;
    font-size: 12px;
    margin-right: 10px;
  }

  .topiclist_tab {
    background-color: #e5e5e5;
    color: #999;
    padding: 2px 4px;
    border-radius: 3px;
    -webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    -o-border-radius: 3px;
    font-size: 12px;
    margin-right: 10px;
  }

  .last_reply {
    text-align: right;
    min-width: 50px;
    display: inline-block;
    white-space: nowrap;
    float: right;
    color: #778087;
    font-size: 12px;
  }

  .toobar {
    height: 40px;
    background-color: #f5f5f5;
  }

  .toobar span {
    font-size: 14px;
    color: #80bd01;
    line-height: 40px;
    margin: 0 10px;
    cursor: pointer;
  }

  .toobar span:hover {
    color: #9e78c0;
  }

  a {
    text-decoration: none;
    color: black;
  }

  a:hover {
    text-decoration: underline;
  }

  .loading {
    text-align: center;
    padding-top: 300px;
  }
</style>